The Obesity Code May 2026

The Obesity Code by Dr. Jason Fung argues that obesity is a hormonal disorder driven by chronic high insulin levels, advocating for reduced sugar intake and intermittent fasting to manage weight. While influential, the book's carbohydrate-insulin model has faced criticism from scientific reviewers for oversimplifying the drivers of weight gain. For a detailed scientific evaluation of the book's claims, visit Red Pen Reviews .

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